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Engineers' Tool Kit - The Free Engineering Tools Site


Free engineering tools, references and news for structural and stress engineers. Almost everything here is free to use and download. 

Find here: 

  • free engineering software, spreadsheets and programs 
  • references to books for stress analysis, fatigue, dynamics, etc. 
  • reports, requirements and manuals for free download or consulting 
  • free software download on the toolkit
  • links to material data, technical reports, unit conversions, etc 
  • news for engineering professionals, videos and more

Complete site content at Site Map


Our articles:    Engineers' Tool Kit - Our View

THE LATEST NEWS - for complete coverage go to NEWS page

From Aviation Week & Space Technology
May 28th
Aviation Week's Pentagon Editor witnessed aviation history aboard USS Wasp for the first-ever F-35B Operational Test (OT-1) trials off the coast of North Carolina. Watch her videos. Ares read more
May 28th
Two non-NATO powers confront Russia across the narrow, mine-strewn choke points of the Baltic. read more
May 28th
NATO and aligned nations find new-technology weapons add capability faster and at lower cost than new platforms. read more
May 28th
Fearing rogue states and a menacing Russia, NATO is pushing for European ballistic missile defense. read more
May 27th
Volume 401, Issue 41 Publication Info Cover Date:  Thu, 2015-05-28 Volume:  401 Number:  ...
May 27th
Volume 252, Issue 41 Publication Info Cover Date:  Thu, 2015-05-28 Volume:  252 Number:  ...
From FlightGlobal
May 28th
Airbus has completed a total of more than 130 flights with its A320neo test fleet, recently expanded to include the first CFM International Leap-1A version.
May 28th
Embraer appears open to the possibility of continuing production of its current-generation E175 regional jet for several years after the arrival of its re-engined replacement from 2020.
May 28th
​Airbus believes that it could conceivably reach an A320 monthly production rate of 60 aircraft by around 2018.
May 28th
​Two Israeli companies – Aeronautics Defense Systems and BlueBird – are among the bidders eyeing a French defence ministry requirement to acquire 35 mini unmanned air systems.
May 28th
Hindustan Aeronautics (HAL) has conducted weapons tests with its license built BAe Systems Hawk Mk 132 Advanced Jet Trainer (AJT), and is confident of the project’s export potential.
May 27th
As the US Air Force pumps more money into its nuclear mission, Bell Helicopter and several other rotorcraft manufacturers are eyeing a lucrative opportunity to replace the 45-year-old UH-1N Huey fleet currently guarding America’s Minuteman III inter...



  • Two new links on the LINKS page, to AeroStudents and to Engineers Edge add more reference material and on line calculators of a broad range of engineering topics.

  • Free program for digitizing curves - CurveSnap, added to Programs page and link to on line curve digitizing site

  • Spreadsheet  on Spreadsheets page for extracting SPC loads from NASTRAN f06 output file

  • Link to MIL SPECS and more specifications, handbooks, on EverySpec  at LINKS page

  • New spreadsheets: stress-strain curve for non linear stress analysis and Neuber Plasticity correction using Ramberg&Osgood material curve added to the Spreadsheets page

  • Link to all regulations and specifications, from EASA, on the Regulations - Aircraft page  

  • New page:  CAD Programs with links for download, free, CAD Programs for 2D and 3D

  • New page:  Compilers with links for download, free, compilers for the most used programs for engineering and research.

  • New link on Links page to NASA site with NASA and NACA Technical reports for downloading.



Brazilian KC 390 First Flight - 2015/02/03

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SOLAR IMPULSE: Wonderful engineering work

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